Inventor
SIEMS DON
US9 patents
⚠️ This page may combine multiple inventors who share the name “SIEMS DON”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HALLIBURTON ENERGY SERV INC
8 patentsUS7645723B2Jan 12, 2010
Method of drilling using invert emulsion drilling fluids
HALLIBURTON ENERGY SERV INC63 citations97
US7534743B2May 19, 2009
Invert drilling fluids and methods of drilling boreholes
HALLIBURTON ENERGY SERV INC32 citations95
US7488704B2Feb 10, 2009
Invert drilling fluids for use in drilling in subterranean formations
HALLIBURTON ENERGY SERV INC34 citations95
US7462580B2Dec 9, 2008
Flat rheology drilling fluids
HALLIBURTON ENERGY SERV INC45 citations95
US7278485B2Oct 9, 2007
Method of formulating and using a drilling mud with fragile gels
HALLIBURTON ENERGY SERV INC44 citations95
US7696131B2Apr 13, 2010
Diesel oil-based invert emulsion drilling fluids and methods of drilling boreholes
HALLIBURTON ENERGY SERV INC67 citations94
US7547663B2Jun 16, 2009
Invert drilling fluids and methods of drilling boreholes
HALLIBURTON ENERGY SERV INC28 citations92
US7456135B2Nov 25, 2008
Methods of drilling using flat rheology drilling fluids
HALLIBURTON ENERGY SERV INC27 citations92